package com.sky.mapper;


import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {



    /**
     * 动态查询购物车
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 修改购物车数量
     */
    @Update("update sky_take_out.shopping_cart set number=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 插入购物车
     * @param shoppingCart
     */
    @Insert("insert into sky_take_out.shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time)" +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 清空购物车
     * @param userId
     */
    @Delete("delete from sky_take_out.shopping_cart where shopping_cart.user_id=#{userId}")
    void clean(Long userId);

    /**
     * 根据购物车id删除商品
     */
    @Delete("delete from sky_take_out.shopping_cart where id=#{id}")
    void delereById(ShoppingCart shoppingCart);
}
